Our custom Pro Mini Scrunch butt bottom style are for the pro competitors(please check our size information page to see what size is right for you). 30% coverage will meet most coverage requirements for IFBB, WBFF, NPC, Olympia, Muscle Mania, Arnold Classic bikini division and any other type of fitness bikini competitions, this is the skimpiest coverage we offer before the thong style bottoms. Please check with your local fitness bikini division organization for coverage requirements. This is one of the hottest custom competition swimwear styles on the market today. For high resolution comparison of crystal patterns go to the Crystal Patterns category or click here. The Pro Mini Scrunch cut provides 30% coverage; however, all percentages are approximate and fit will depend on the personal fullness of your shape. Bikini glue is a must at this competition level.